Frequencies for first 10,000 rows of rx30cat3 variable in nhamcsed2014 dataset :

  For RX30, |
MULTUM drug |
category #3 |
     - most |
   detailed |
 level (can |
  be either |
  Level 1,2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |     10,000      100.00      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 11 Apr 2017